1 files changed, 23 insertions, 10 deletions
diff --git a/nemesis/nemesis.py b/nemesis/nemesis.py
index 812cd2d..0c34121 100755
--- a/nemesis/nemesis.py
+++ b/nemesis/nemesis.py
@@ -150,7 +150,7 @@ class Nemesis(object):
             loops = Nemesis.experiment_data.get_loops()
             exp_coro = Nemesis.experiment_coro
             for loop in loops:
-                coro = Nemesis._get_current_frame(loop).f_code.co_name
+                coro = Nemesis._frame_to_name(Nemesis._get_current_frame(loop))
                 prev_coro = Nemesis.prev_coro[loop]
                 if not prev_coro == coro:
                     if prev_coro == exp_coro:
@@ -171,10 +171,10 @@ class Nemesis(object):
             for loop in loops:
                 frame = Nemesis._get_current_frame(loop)
                 if frame is not None and Nemesis._is_child_of_async(frame):
-                    frames.append(frame.f_code.co_name)
+                    frames.append(Nemesis._frame_to_name(frame))
             if frames:
-                Nemesis._start_experiment(random.choice(frames),
-                                          Nemesis._select_speedup())
+                next_frame = random.choice(frames)
+                Nemesis._start_experiment(next_frame, Nemesis._select_speedup())
 
     @staticmethod
     def _parse_handle(handle):
@@ -256,13 +256,18 @@ class Nemesis(object):
         if 'nemesis' in fname:
             return False
 
+        # written this way to avoid hitting max recusion depth
         f = Path(fname).resolve()
-        i = any(f.is_relative_to(p) for p in Nemesis.path_include)
-        if not i:
+        f_par = set(f.parents)
+        f_par.add(f)
+
+        if not any(p in f_par for p in Nemesis.path_include):
+            return False
+
+        if any(p in f_par for p in Nemesis.path_exclude):
             return False
 
-        e = any(f.is_relative_to(p) for p in Nemesis.path_exclude)
-        return not e
+        return True
 
     def _select_speedup() -> float:
         '''
@@ -275,9 +280,9 @@ class Nemesis(object):
 
     @staticmethod
     def _get_coro_name(coro):
-        '''
+        """
         Stolen from _format_coroutine in cpython/Lib/asyncio/coroutines.py
-        '''
+        """
         # Coroutines compiled with Cython sometimes don't have
         # proper __qualname__ or __name__.  While that is a bug
         # in Cython, asyncio shouldn't crash with an AttributeError
@@ -290,3 +295,11 @@ class Nemesis(object):
             # Stop masking Cython bugs, expose them in a friendly way.
             coro_name = f'<{type(coro).__name__} without __name__>'
         return f'{coro_name}()'
+
+    @staticmethod
+    def _frame_to_name(frame):
+        """
+        """
+        fname = frame.f_code.co_filename
+        func = frame.f_code.co_name
+        return f"{fname}:{func}"